The degree and radian measure of the angle between the hour-hand and the minute-hand of a clock at tweny minutes past seven is
Sexagesimal System -
In this system, an angle is measured in degrees, minutes and seconds.
- wherein
Angle made by hour hand and minute hand is approx degrees for past seven and two minute total length will be approx 16.6{ because there are 60 gaps and each gap having measurement
total angle 16.6 X 6 = 99.6
[ the hour hand rotates through an angle of in one hour or in one minute.]
Option 1)
This option is incorrect.
Option 2)
This option is incorrect.
Option 3)
This option is incorrect.
Option 4)
This option is correct.
Sexagesimal System -
In this system, an angle is measured in degrees, minutes and seconds.
- wherein
Angle made by hour hand and minute hand is approx degrees for past seven and two minute total length will be approx 16.6{ because there are 60 gaps and each gap having measurement
total angle 16.6 X 6 = 99.6
[ the hour hand rotates through an angle of in one hour or in one minute.]